Home / 5,439,566,852.11-8,161,015,473.74-2,785,502,107.90

Finding the Fourth Proportional to 5,439,566,852.11, 8,161,015,473.74 and 2,785,502,107.90

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Solution

The fourth proportional to 5,439,566,852.11, 8,161,015,473.74 and 2,785,502,107.90 is: 4,179,105,877.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,566,852.11 : 8,161,015,473.74 = 2,785,502,107.90 : x
  2. Step 2: Convert to fraction form
    5,439,566,852.11/8,161,015,473.74 = 2,785,502,107.90/x
  3. Step 3: Cross multiply
    5,439,566,852.11x = 8,161,015,473.74 × 2,785,502,107.90
  4. Step 4: Simplify right side
    5,439,566,852.11x = 22,732,525,804,707,287,040
  5. Step 5: Solve for x
    x = 22,732,525,804,707,287,040/5,439,566,852.11
  6. Step 6: Final answer
    x = 4,179,105,877.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.